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--TEST--
preg_* with bogus vals
--FILE--
<?php
try {
preg_match_all('//', '', $dummy, 0xdead);
} catch (ValueError $exception) {
echo $exception->getMessage() . "\n";
}
var_dump(preg_quote(''));
var_dump(preg_replace('/(.)/', '${1}${1', 'abc'));
var_dump(preg_replace('/.++\d*+[/', 'for ($', 'abc'));
var_dump(preg_replace('/(.)/e', 'for ($', 'abc'));
?>
--EXPECTF--
preg_match_all(): Argument #4 ($flags) must be a PREG_* constant
string(0) ""
string(12) "a${1b${1c${1"
Warning: preg_replace(): Compilation failed: missing terminating ] for character class at offset 8 in %s002.php on line %d
NULL
Warning: preg_replace(): Unknown modifier 'e' in %s on line %d
NULL
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